An article by the British Association for Behavioural and Cognitive Psychotherapies on the effect of people leaving or being disfellowshipped from a religion.
Studies researching mental illness amongst the Jehovah’s Witnesses. Included because many of its theological positions and beliefs are the same as the Christadelphians, including its strong restorationist beliefs, views of the Bible, views of the world and its isolationist positions.
Some interesting articles on this site written by a former member of the Worldwide Church of God, a community which has some shared history with the Christadelphians and has a similar approach even using many of the same words and terms.
A comprehensive site by an ex member of the Church of Christ – the group the founder of the Christadelphians originally left.